"Molluscans" Natural Recordings by Native Speakers
I think you meant "mollusks".
Mollusks (plural of mollusc) are a group of invertebrate animals that have a soft, unsegmented body, typically protected by a shell. Examples of mollusks include snails, slugs, clams, mussels, oysters, squids, octopuses, and nautiluses. They are often found in oceans, seas, and freshwater environments.
Usage Examples of "Molluscans"
Relating to or characteristic of mollusks, a group of invertebrate animals that typically have soft, unsegmented bodies and usually live in shells, such as squids, octopuses, clams, and snails.